22286232 has 32 divisors (see below), whose sum is σ = 61906800. Its totient is φ = 7428672.

The previous prime is 22286219. The next prime is 22286233. The reversal of 22286232 is 23268222.

It is a happy number.

It is a super-2 number, since 2×22286232² = 993352273515648, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a nude number because it is divisible by every one of its digits.

It is a junction number, because it is equal to n+sod(n) for n = 22286196 and 22286205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22286233) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 51373 + ... + 51804.

Almost surely, 2^22286232 is an apocalyptic number.

It is an amenable number.

22286232 is an abundant number, since it is smaller than the sum of its proper divisors (39620568).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22286232 is a wasteful number, since it uses less digits than its factorization.

22286232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 103192 (or 103182 counting only the distinct ones).

The product of its digits is 4608, while the sum is 27.

The square root of 22286232 is about 4720.8295881127. The cubic root of 22286232 is about 281.4139026869.

The spelling of 22286232 in words is "twenty-two million, two hundred eighty-six thousand, two hundred thirty-two".